.class_dock {
	position:fixed;
	display:block;
	height:64px;
	min-height:32px;
	bottom:0px;
	right:0px;
	left:0px;
	text-align:center;
	/*z-index:2000;*/
}
.class_dock>img{
	position:relative;
	vertical-align:bottom;
	width:32px;
	height:32px;
	border:0;
}
.class_dock>#xlvid_dock_tip{
	position:absolute;
	display:none;
	left:0px;
	top:-24px;
	color:black;
}



